Hex head roofing screw factory
This is Sino-American Sunrise Metal Co.,Ltd located in Tianjin China,and we are one of the leading manufacturer of hexagonal head self drilling screws(din7504) in this area. Describetion of hex h...

Hex head roofing screw with washer manufacturer
This is Sino-American Sunrise Metal Co.,Ltd located in Tianjin China,and we are one of the leading manufacturer of hexagonal head self drilling screws(din7504) in this area. Describetion of hex h...

Supply DIN7504 roofing screw
This is Sino-American Sunrise Metal Co.,Ltd located in Tianjin China,and we are one of the leading manufacturer of hexagonal head self drilling screws(din7504) in this area. Describetion of hex h...

Din7504 roofing screw with washer manufacturer
This is Sino-American Sunrise Metal Co.,Ltd located in Tianjin China,and we are one of the leading manufacturer of hexagonal head self drilling screws(din7504) in this area. Describetion of hex h...

Roofing screw with EPDM washer
This is Sino-American Sunrise Metal Co.,Ltd located in Tianjin China,and we are one of the leading manufacturer of hexagonal head self drilling screws (din7504) in this area. Describetion of hex ...